Electric motor



FIG. 1 is a front right perspective view of an electric motor showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The elements depicted in broken lines are environment and form no part of the claimed design. 

CLAIM The ornamental design for an electric motor, as shown and described. 